18" gun build status as of October 04 2022

• NEG ZAO modules have been installed and wired by Marcy Stutzman
• Vacuum chamber was cleaned, but NEG coating left untouched
• Vacuum chamber was baked with extractor gauge for monitoring
• Chamber was vented for NEG screen installation, then moved to LERF Lab 3A clean room
• beam tracking reminder with titled and biased anode
• anode assembled
• cathode assembled
• assembly time-lapse video
• gun assembly S&A
• gun assembled, under vacuum and leak checked